arangochair
pushs ArangoDB changes in realtime to you.
npm install --save arangochair
const arangochair = require('arangochair');
const no4 = new arangochair('https://127.0.0.1:8529/'); // ArangoDB node to monitor
const no4 = new arangochair('https://127.0.0.1:8529/myDb'); // ArangoDB node to monitor, with database name
no4.subscribe({collection:'users'});
no4.start();
no4.on('users', (doc, type) => {
// do something awesome
// doc:Buffer
// type:'insert/update'|'delete'
});
no4.on('error', (err, httpStatus, headers, body) => {
// arangochair stops on errors
// check last http request
no4.start();
});
// subscribe to all events in the users collection
no4.subscribe('users');
// explicit
no4.subscribe({collection:'users', events:['insert/update', 'delete']});
// subscribe the users collection with only the delete event
no4.subscribe({collection:'users', events:['delete']});
// subscribe the users collection with only the delete event on key myKey
no4.subscribe({collection:'users', events:['delete'], keys:['myKey']});
// unsubscribe the users collection
no4.unsubscribe('users');
// unsubscribe the delete event in the users collection
no4.unsubscribe({collection:'users',events:['delete']});
// unsubscribe the key myKey in the users collection
no4.unsubscribe({collection:'users',keys:['myKey']});